https://news.ycombinator.com/item?id=23349195 : 102 comments

https://news.ycombinator.com/item?id=23347792 : Marked as dupe

https://news.ycombinator.com/item?id=23347415 : Marked as dupe

https://news.ycombinator.com/item?id=23347155 : 564 comments

Edit: now 582 comments and still climbing ...

Edit2: Running at about one new comment every 20 seconds, and 7 points every 4 minutes.